Prase rough PRR115 fossil stromatolite CLA239 Australian Crazy Lace Agate

CLA239   Australian Crazy Lace Agate slab

Age is Palaeoproterozoic (1

This specimen is from east of the Darling Ranges just outside the city of Perth

120 mm x 85 mm x 50 mm

Dimensions at widest points approximately 150 mm x 100 mm x 9 mm thick

Prase rough PRR115 fossil stromatolite CLA239 Australian Crazy Lace AgatePRR 115. Dimensions at widest points approximately 110 mm x 110 mm x 45 mm thick. Weighs 806 grams. Prase is a chrome rich chert. The green colour usually derives from minor mineral content, most commonly the green chromiferous muscovite mica, fuchsite. There are numerous Prase deposits in the Pilbara region of Western Australia.